Code Duplication    Length = 3-6 lines in 2 locations

application/modules/exchange/exchange.php 2 locations

@@ 358-360 (lines=3) @@
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            if ($file_extension != 'zip' && $file_extension != 'xml' && in_array($file_extension, $this->allowed_image_extensions)) {
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                //saving images to cmlTemp/images folder
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                @mkdir($this->tempDir . $path, 0777, true);
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                if (write_file($this->tempDir . $this->input->get('filename'), file_get_contents('php://input'), 'w+')) {
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                    echo 'success';
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                }
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            } else {
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                //saving xml files to cmlTemp
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                if (write_file($this->tempDir . $this->input->get('filename'), file_get_contents('php://input'), 'w+')) {
@@ 361-366 (lines=6) @@
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                if (write_file($this->tempDir . $this->input->get('filename'), file_get_contents('php://input'), 'w+')) {
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                    echo 'success';
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                }
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            } else {
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                //saving xml files to cmlTemp
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                if (write_file($this->tempDir . $this->input->get('filename'), file_get_contents('php://input'), 'w+')) {
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                    echo 'success';
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                }
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            }
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            //extracting filles
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            if ($file_extension == 'zip' && class_exists('ZipArchive')) {
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                $zip = new ZipArchive();